Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"co hai dong snippets" » "co hai code snippets", "co hai duong snippets", "co thai dong snippets", "co ha dong snippets", "co dai dong snippets", "co hoi dong snippets", "o hai dong snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co hai dong snippets") OR ("python using data snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( co hai dong snippets ) or ( python using data snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("co hai dong snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.